From 0ac2be00934ce3789d87ce4efb8b991f308de521 Mon Sep 17 00:00:00 2001
From: Filip Gawin <filip.gawin@zoho.com>
Date: Sat, 3 Oct 2020 16:17:24 +0200
Subject: [PATCH] Fix unsigned comparison in CStreaming::MakeSpaceFor(int32
 size)

---
 src/core/Streaming.cpp | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/src/core/Streaming.cpp b/src/core/Streaming.cpp
index 507815fa..4e12ab6d 100644
--- a/src/core/Streaming.cpp
+++ b/src/core/Streaming.cpp
@@ -2436,12 +2436,17 @@ CStreaming::DeleteRwObjectsNotInFrustumInSectorList(CPtrList &list, size_t mem)
 void
 CStreaming::MakeSpaceFor(int32 size)
 {
-	// BUG: ms_memoryAvailable can be uninitialized
-	// the code still happens to work in that case because ms_memoryAvailable is unsigned
-	// but it's not nice....
-
+#ifdef FIX_BUGS
+#define MB (1024 * 1024)
+	if(ms_memoryAvailable == 0) {
+		extern size_t _dwMemAvailPhys;
+		ms_memoryAvailable = (_dwMemAvailPhys - 10 * MB) / 2;
+		if(ms_memoryAvailable < 50 * MB) ms_memoryAvailable = 50 * MB;
+	}
+#undef MB
+#endif
 	while(ms_memoryUsed >= ms_memoryAvailable - size)
-		if(!RemoveLeastUsedModel()){
+		if(!RemoveLeastUsedModel()) {
 			DeleteRwObjectsBehindCamera(ms_memoryAvailable - size);
 			return;
 		}